src/main/java/org/onap/nbi/apis/hub/HubResource.java

   1 /**
   2  * Copyright (c) 2018 Orange
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
   5  * the License. You may obtain a copy of the License at
   6  *
   7  * http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
  10  * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
  11  * specific language governing permissions and limitations under the License.
  12  */
  13 package org.onap.nbi.apis.hub;
  14
  15 import java.net.URI;
  16 import java.util.List;
  17 import java.util.stream.Collectors;
  18 import org.onap.nbi.apis.hub.model.Subscriber;
  19 import org.onap.nbi.apis.hub.model.Subscription;
  20 import org.onap.nbi.apis.hub.service.SubscriptionService;
  21 import org.onap.nbi.commons.JsonRepresentation;
  22 import org.onap.nbi.commons.MultiCriteriaRequestBuilder;
  23 import org.onap.nbi.commons.ResourceManagement;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26 import org.springframework.beans.factory.annotation.Autowired;
  27 import org.springframework.data.mongodb.core.MongoTemplate;
  28 import org.springframework.data.mongodb.core.query.Query;
  29 import org.springframework.http.HttpHeaders;
  30 import org.springframework.http.HttpStatus;
  31 import org.springframework.http.MediaType;
  32 import org.springframework.http.ResponseEntity;
  33 import org.springframework.scheduling.annotation.EnableScheduling;
  34 import org.springframework.util.MultiValueMap;
  35 import org.springframework.web.bind.annotation.DeleteMapping;
  36 import org.springframework.web.bind.annotation.GetMapping;
  37 import org.springframework.web.bind.annotation.PathVariable;
  38 import org.springframework.web.bind.annotation.PostMapping;
  39 import org.springframework.web.bind.annotation.RequestBody;
  40 import org.springframework.web.bind.annotation.RequestMapping;
  41 import org.springframework.web.bind.annotation.RequestParam;
  42 import org.springframework.web.bind.annotation.ResponseStatus;
  43 import org.springframework.web.bind.annotation.RestController;
  44 import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
  45
  46 @RestController
  47 @RequestMapping("/hub")
  48 @EnableScheduling
  49 public class HubResource extends ResourceManagement {
  50
  51     Logger logger = LoggerFactory.getLogger(HubResource.class);
  52
  53     @Autowired
  54     MongoTemplate mongoTemplate;
  55
  56     @Autowired
  57     SubscriptionService subscriptionService;
  58
  59     @Autowired
  60     MultiCriteriaRequestBuilder multiCriteriaRequestBuilder;
  61
  62     @PostMapping(consumes = MediaType.APPLICATION_JSON_VALUE)
  63     public ResponseEntity<Object> createEventSubscription(@RequestBody Subscription subscription,
  64         @RequestParam MultiValueMap<String, String> params) {
  65         logger.debug("POST request for subscription : {}", subscription);
  66         Subscriber subscriber = subscriptionService.createSubscription(subscription);
  67         JsonRepresentation filter = new JsonRepresentation(params);
  68         return this.createResponse(Subscription.createFromSubscriber(subscriber), filter);
  69
  70     }
  71
  72     @GetMapping(value = "/{subscriptionId}", produces = MediaType.APPLICATION_JSON_VALUE)
  73     public ResponseEntity<Subscription> getSubscription(@PathVariable String subscriptionId) {
  74
  75         Subscriber subscriber = subscriptionService.findSubscriptionById(subscriptionId);
  76         if (subscriber == null) {
  77             return ResponseEntity.notFound().build();
  78         }
  79         return ResponseEntity.ok(Subscription.createFromSubscriber(subscriber));
  80     }
  81
  82     @GetMapping(value = "", produces = MediaType.APPLICATION_JSON_VALUE)
  83     public ResponseEntity<Object> findSubscribers(@RequestParam MultiValueMap<String, String> params) {
  84
  85         Query query = multiCriteriaRequestBuilder.buildRequest(params);
  86         List<Subscriber> subscribers = mongoTemplate.find(query, Subscriber.class);
  87         JsonRepresentation filter = new JsonRepresentation(params);
  88         long totalCount = subscriptionService.countSubscription();
  89         HttpHeaders headers = new HttpHeaders();
  90         headers.add("X-Total-Count", String.valueOf(totalCount));
  91         headers.add("X-Result-Count", String.valueOf(subscribers.size()));
  92         List<Subscription> subscriptions = subscribers.stream()
  93             .map(Subscription::createFromSubscriber)
  94             .collect(Collectors.toList());
  95
  96         return this.findResponse(subscriptions, filter, headers);
  97
  98     }
  99
 100     @DeleteMapping("/{subscriptionId}")
 101     @ResponseStatus(HttpStatus.NO_CONTENT)
 102     public void deleteSubscription(@PathVariable String subscriptionId) {
 103         logger.debug("DELETE request for subscription id #{}", subscriptionId);
 104         subscriptionService.deleteSubscription(subscriptionId);
 105     }
 106 }